Finding the Third Proportional to 301,077 and 649,153.69

Step by Step Solution

1. Step 1: Write the proportion equation
   301,077 : 649,153.69 = 649,153.69 : x
2. Step 2: Convert to fraction form
   301,077/649,153.69 = 649,153.69/x
3. Step 3: Cross multiply
   301,077x = 649,153.69 × 649,153.69
4. Step 4: Simplify right side
   301,077x = 421,400,509,994.85
5. Step 5: Solve for x
   x = 421,400,509,994.85/301,077
6. Step 6: Final answer
   x = 1,399,643.65